OpenTechnical

OT-2026-000008080

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000008080) never changes.

Identity and time

Publication numberOT-2026-000008080 · never reused
Internal UUID01a0ae6a-908c-78b3-8334-b52462c0d2ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008080
StatusPUBLIC

Content hashes

Canonical text80c1ef658db3cbcb47c86f188bef00a36877e30a9ea7da3c08b6c84b5f79f316
Markdown7e20837a022343bdc8ec896eea1e34c818b6ad8e4ad92309b9d2067cdf9b587a
PDF
Publication page10929e67f59c3f34e303949a83a8081be0a5c5c1972e6c37634dcbe6ceacac3c
Manifest5269deb1ab21440c18a8e8577fe05efb2eb53566dbfdd90b19d845db9a1b632e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureWHVoz5mCeCe6dHXm6wUbSD3Tc1MRes6vjIjCsuVjeB5BREAfDFnqBj7NqDoe+DdHkmF+1yVOfH6a+cdLe+JpDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:21.956078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008080
observed 10929e67f59c3f34e303949a83a8081b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.930967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008080/manifest.json
observed 5269deb1ab21440c18a8e8577fe05efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.908622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008080/publication.md
observed 7e20837a022343bdc8ec896eea1e34c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.887805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008080/publication.txt
observed 80c1ef658db3cbcb47c86f188bef00a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.